Relational database
[计] 关系数据库
🧩 词语组成解析
relational
[ri'leʃənl]
adj. 亲属的，相关的，有关的;
database
['detəbes]
n. 数据库;资料库;信息库;
🗣️ 情景例句
I'm having some trouble keeping food down.
我吃东西时感到困难。
It's a pencil.
那是一枝铅笔。
I don't know his number. Did you write it down?
我不知道他的电话号码。你记下来了吗？